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Cari koleksi dengan cepat sesuai kebutuhan Anda.When surface water and groundwater resources are hydraulically connected, groundwater pumping may reduce surface water flows. In recognition of hydraulic connectivity between surface and groundwater resources, many states in the western United States have begun to develop systems of conjunctive administration in which property rights for surface water and groundwater are jointly managed. Implem…
China�s economy is experiencing a regime shift away from a fully elastic supply of labor from a large pool of rural surplus labor and toward a situation of increasing labor scarcity and rising wage rates. Moreover, faster wage increases in the regions of origin of many rural�urban migrants are likely to affect the dynamics of inter-regional migration. These wage trends have implicatio…
Throughout the past decade, the mountain pine beetle (MPB), a forest pest native to North America, has enjoyed a large increase in population and an expansion of its habitable zone. Certain species of pine trees throughout the Western United States are hosts for the MPB, where the beetle lays its eggs and feeds on the vascular tissue of the tree, often leading to tree mortality. Within a few we…